Home / 10,636,815.30-15,955,222.95-10,557,099.15

Finding the Fourth Proportional to 10,636,815.30, 15,955,222.95 and 10,557,099.15

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Solution

The fourth proportional to 10,636,815.30, 15,955,222.95 and 10,557,099.15 is: 15,835,648.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636,815.30 : 15,955,222.95 = 10,557,099.15 : x
  2. Step 2: Convert to fraction form
    10,636,815.30/15,955,222.95 = 10,557,099.15/x
  3. Step 3: Cross multiply
    10,636,815.30x = 15,955,222.95 × 10,557,099.15
  4. Step 4: Simplify right side
    10,636,815.30x = 168,440,870,643,505.50
  5. Step 5: Solve for x
    x = 168,440,870,643,505.50/10,636,815.30
  6. Step 6: Final answer
    x = 15,835,648.73

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.